A: An increased concentration of salt in soil inhibits plant growth, eventually leading to plant death, and high salinity in soil is a major issue facing the agriculture industry. However, there is a subset of plants called halophytes that have adapted to growing in high-saline areas.
By 18 months, your toddler will probably start making many common consonant sounds, such as t, d, n, w, and h. Learning to make these sounds is a watershed event, one that leads to the rapid vocabulary spurt that most children go through at this stage. Don't expect to hear all these sounds in actual words yet.
The building blocks of language: Babies can learn basic words by age six months due to their exposure to what their parents and siblings might talk about. It was thought that children of that age could understand elements of the sound of their own native language but not connect the sounds to meanings.